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Path: ...!eternal-september.org!feeder2.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> Newsgroups: comp.arch Subject: Re: Arm ldaxr / stxr loop question Date: Thu, 14 Nov 2024 19:25:15 -0800 Organization: A noiseless patient Spider Lines: 14 Message-ID: <vh6euq$3830t$1@dont-email.me> References: <vfono1$14l9r$1@dont-email.me> <vgm4vj$3d2as$1@dont-email.me> <vgm5cb$3d2as$3@dont-email.me> <YfxXO.384093$EEm7.56154@fx16.iad> <vh4530$2mar5$1@dont-email.me> <-rKdnTO4LdoWXKj6nZ2dnZfqnPWdnZ2d@supernews.com> <vh5t5b$312cl$2@dont-email.me> <5yqdnU9eL_Y_GKv6nZ2dnZfqn_GdnZ2d@supernews.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Injection-Date: Fri, 15 Nov 2024 04:25:23 +0100 (CET) Injection-Info: dont-email.me; posting-host="f78e91c2ef29d1e51cbaba76277412a0"; logging-data="3410973"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX19Ox8ThJUBsDh0mSJuorrW0Y27ATgUH3+U=" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:rxh+NA0AoXv+wNghz1M64+3uYfs= In-Reply-To: <5yqdnU9eL_Y_GKv6nZ2dnZfqn_GdnZ2d@supernews.com> Content-Language: en-US Bytes: 1838 On 11/14/2024 3:20 PM, aph@littlepinkcloud.invalid wrote: > Chris M. Thomasson <chris.m.thomasson.1@gmail.com> wrote: >> On 11/14/2024 1:23 AM, aph@littlepinkcloud.invalid wrote: >>> >>> Seems reasonable enough in context, no? It's either a data dependency, >>> a control dependency, or any transitive combination of them. >> >> data dependencies as in stronger than a Dec Alpha does not not honor >> data dependent loads? > > Yes. That Alpha behaviour was a historic error. No one wants to do > that again. Ahhhh! Thank you. Btw, agreed.